Effect of emodin on small intestinal peristalsis of mice and relevant mechanism

Table 2 Effect of emodin (glucose-free K-H) on transmural potential difference (PD) of mice in vitro (mean±SD, n = 10).

Group	Concentration (g/L)	PD (mV)
		Before administration	15 min after administration
K-H solution		2.43±0.43	2.25±0.39
Emodin	0.2	2.15±0.58	2.02±0.50
	0.4	2.42±0.40	2.28±0.52
	0.8	2.55±0.34	2.52±0.32
	1.6	2.38±0.21	2.23±0.27